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A 42-year-old member asked:

please tell me, could dengue recur without being bitten?

1 doctor answer7 doctors weighed in
Dr. Robert Isaacs
Family Medicine 39 years experience
Dengue fever: No. Once you have recovered from dengue you cannot become infected with it again unless you are bitten by a mosquito that carries a different strain of the virus.

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A 29-year-old member asked:

Can dengue return?

1 doctor answer4 doctors weighed in
Dr. Martin Raff
Infectious Disease 56 years experience
Reinfection: There are numerous strains of dengue virus and reinfections occur with regularity. Second or more infections with this virus can be increasingly severe producing hemolytic anemia and dengue shock syndrome with devastating consequences. Stay safe.
A 33-year-old member asked:

Is there increase in disease from the dengue mosquito?

2 doctor answers4 doctors weighed in
Dr. Joel Gallant
Infectious Disease 36 years experience
Yes: There has been an enormous increase in the incidence of dengue over the last 40 years, probably due to a combination of urbanization, population growth, increased international travel, global warming, and a decrease in mosquito control programs.
A 32-year-old member asked:

How do you avoid dengue when traveling to endemic areas?

2 doctor answers6 doctors weighed in
Dr. Joel Gallant
Infectious Disease 36 years experience
Avoid mosquito bites: By using mosquito repellent, mosquito nets, and other means of avoiding mosquito bites. There is vaccine or preventive therapy.
A 44-year-old member asked:

What are symptoms of dengue and how soon do they appear?

1 doctor answer1 doctor weighed in
Dr. Joel Gallant
Infectious Disease 36 years experience
Fever and pain: 4-7 days after infection, you develop a sudden high fever, followed by headache, muscle aches, joint aches, nausea, vomiting, swollen lymph nodes, and sometimes a rash.
A 33-year-old member asked:

Please tell me can dengue recur even without being bitten?

2 doctor answers7 doctors weighed in
Dr. Alpesh Amin
Hematology 53 years experience
No: Best be exposed again by mosquito bite.

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Last updated Mar 25, 2014

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